$line-color:rgb(238, 226, 226);
$line-color2:rgb(192, 224, 243);
.line-text{
    background-color: rgb(241, 241, 241);
    li{
        list-style: none;
        display: flex;
        margin: 3px;
        flex-wrap: wrap;
        width: 100%;
        .line-num{
            width: 20px;
            margin-right:5px;
            background-color: $line-color;
            border-right:1px solid red;
            user-select: none;
        }
        .line-content{
            text-align: start;
            width: 90%;
            background-color: $line-color;
        }
    }
    li:hover .line-num,
    li:hover .line-content{
        background-color: $line-color2;
    }
}